ChatGPT-style models kept improving after April 2025: OpenAI released GPT-5 on 2025-08-07 with large benchmark gains, and OpenAI followed it with GPT-5.1, 5.2, 5.4, 5.5 and later GPT-6 releases through 2026.
As of Oct 2026 none of AGI, mature molecular nanotechnology or genetic immortality has been achieved, but AI capabilities continue to advance; the claim that they are 'illusions' cannot be settled yet.